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Do mechanical seals have to be rotated before they can be sealed? 1. Push-type mechanical seals and non-push-type mechanical sealsPush-press mechanical seal refers to the mechanical seal which is used to compensate the wear of the sealing surface by mechanical push-press along the axis or sleeve of the auxiliary seal. It usu…
2017-06-26
Forecast of hydraulic and sealing market trend in china in 2012 China's agriculture, water resources, energy, transportation and other industries are developing rapidly, so a large number of machinery and equipment are needed to meet the needs of their development. With the improvement of industrialization and automati…
2017-06-24
Several types of mechanical seals The failure modes of common bellows mechanical seals are mainly the following.1. Sealing failure caused by elastic loss or fracture of bellows. In the course of using bellows, the mechanical seal or elasticity of the rigidity fire pump will decrease slowly, wh…
2017-06-23
Machining method of hydrodynamic groove on end face of mechanical seal ring 1. In the operation of contact mechanical seals, the contact surfaces of dynamic and static ring fluid mechanical seals need friction to generate heat. For high PV value systems, friction heat causes high temperature on the sealing surface, which will increase…
2017-06-23
Cautions for automobile sealing inspection When repairing automobiles, we should pay attention to the inspection of automobile sealing. We should pay attention to the following points:When repairing the doorWhen repairing the door with sealing flange, attention should be paid to the balance mechanical …
2017-06-23
Application and performance of silicone sealing strip According to its vulcanization characteristics, silicone rubber can be divided into two types: hot vulcanized silicone rubber and room temperature vulcanized silicone rubber. According to the different performance and use, it can be divided into general type, …
2017-06-22